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All results from a given calculation for C5H6 (Propellane)

using model chemistry: CCSD/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes D3H 1A1
Energy calculated at CCSD/cc-pVTZ
 hartrees
Energy at 0K-193.606256
Energy at 298.15K-193.612766
HF Energy-192.755279
Nuclear repulsion energy164.042031
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at CCSD/cc-pVTZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1' 3164 2978 0.00      
2 A1' 1562 1470 0.00      
3 A1' 1173 1104 0.00      
4 A1' 939 884 0.00      
5 A1" 938 883 0.00      
6 A2' 3246 3055 0.00      
7 A2' 973 916 0.00      
8 A2" 1146 1079 22.72      
9 A2" 633 596 132.54      
10 E' 3250 3059 8.88      
10 E' 3250 3059 8.88      
11 E' 3159 2974 19.97      
11 E' 3159 2974 19.97      
12 E' 1516 1427 2.18      
12 E' 1516 1427 2.18      
13 E' 1248 1175 1.96      
13 E' 1248 1175 1.96      
14 E' 1123 1057 0.85      
14 E' 1123 1057 0.85      
15 E' 533 502 0.19      
15 E' 533 502 0.19      
16 E" 1176 1107 0.00      
16 E" 1176 1107 0.00      
17 E" 1098 1034 0.00      
17 E" 1098 1034 0.00      
18 E" 755 710 0.00      
18 E" 755 710 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 20745.4 cm-1
Scaled (by 0.9412) Zero Point Vibrational Energy (zpe) 19525.6 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at CCSD/cc-pVTZ
ABC
0.29004 0.29004 0.19512

See section I.F.4 to change rotational constant units
Geometric Data calculated at CCSD/cc-pVTZ

Point Group is D3h

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 0.000 1.293 0.000
C2 0.000 0.000 0.789
C3 1.120 -0.647 0.000
C4 -1.120 -0.647 0.000
C5 0.000 0.000 -0.789
H6 0.915 1.870 0.000
H7 -0.915 1.870 0.000
H8 1.162 -1.727 0.000
H9 2.077 -0.143 0.000
H10 -2.077 -0.143 0.000
H11 -1.162 -1.727 0.000

Atom - Atom Distances (Å)
  C1 C2 C3 C4 C5 H6 H7 H8 H9 H10 H11
C11.51452.23962.23961.51451.08171.08173.23622.52502.52503.2362
C21.51451.51451.51451.57712.22622.22622.22622.22622.22622.2262
C32.23961.51452.23961.51452.52503.23621.08171.08173.23622.5250
C42.23961.51452.23961.51453.23622.52502.52503.23621.08171.0817
C51.51451.57711.51451.51452.22622.22622.22622.22622.22622.2262
H61.08172.22622.52503.23622.22621.82963.60602.32443.60604.1540
H71.08172.22623.23622.52502.22621.82964.15403.60602.32443.6060
H83.23622.22621.08172.52502.22623.60604.15401.82963.60602.3244
H92.52502.22621.08173.23622.22622.32443.60601.82964.15403.6060
H102.52502.22623.23621.08172.22623.60602.32443.60604.15401.8296
H113.23622.22622.52501.08172.22624.15403.60602.32443.60601.8296

picture of Propellane state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 C3 95.357 C1 C2 C4 95.357
C1 C2 C5 58.623 C1 C5 C2 58.623
C1 C5 C3 95.357 C1 C5 C4 95.357
C2 C1 C5 62.753 C2 C1 H6 117.100
C2 C1 H7 117.100 C2 C3 C5 62.753
C2 C3 H8 117.100 C2 C3 H9 117.100
C2 C4 C5 62.753 C2 C4 H10 117.100
C2 C4 H11 117.100 C3 C2 C4 95.357
C3 C2 C5 58.623 C3 C5 C4 95.357
C4 C2 C5 58.623 C5 C1 H6 117.100
C5 C1 H7 117.100 C5 C3 H8 117.100
C5 C3 H9 117.100 C5 C4 H10 117.100
C5 C4 H11 117.100 H6 C1 H7 115.506
H8 C3 H9 115.506 H10 C4 H11 115.506
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability